Home / 114,846.83-172,120.33-58,639.41

Finding the Fourth Proportional to 114,846.83, 172,120.33 and 58,639.41

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Solution

The fourth proportional to 114,846.83, 172,120.33 and 58,639.41 is: 87,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,846.83 : 172,120.33 = 58,639.41 : x
  2. Step 2: Convert to fraction form
    114,846.83/172,120.33 = 58,639.41/x
  3. Step 3: Cross multiply
    114,846.83x = 172,120.33 × 58,639.41
  4. Step 4: Simplify right side
    114,846.83x = 10,093,034,600.21
  5. Step 5: Solve for x
    x = 10,093,034,600.21/114,846.83
  6. Step 6: Final answer
    x = 87,882.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.